Like charges ___________, and opposite charges __________________.
What is repel & attract?
100
In the equations for Ohm's Law, I is the variable for _______________.
What is Current?
100
True or False: Zero are NEVER significant.
What is False?
100
Name the unit for acceleration.
What is m/s/s?
200
Which two letters when connected represent one wavelength?
What is C to E?
200
True or False: Glass is a conductor.
What is FALSE?
200
Of the following materials, which would be the BEST choice for insulating copper wire? aluminum foil, iron, glass, silicon
What is glass?
200
How man significant figures are in 303?
What is 3?
200
What is the standard SI unit for density?
What is g/mL?
300
What is it called when waves bend through a medium?
What is refraction?
300
True or False: The friction involved in rubbing a glass or plastic rod with silk, wool, or fur produces static electric charge by transferring protons.
What is Falso?
300
If a simple circuit has one resistor of 3 ohms and a current of 3 amps, how many volts is the power source?
What is 9 ohms?
300
How many significant figures are the the number 000.02
What is 1?
300
Name the units for Current.
What is Amps?
400
How long does it take a wave to travel 1, 200 meters with a speed of 3 x 10^8 m/s?
What is 4 x 10^-6 seconds?
400
Name a device that uses DC Current & name a device that uses AC Current.
What is a flashlight and your house?
400
What voltage is necessary to produce a current of 200.0 amp through a resistance of 1.0 x 10^-3 ohms?
What is 0.20 volts?
400
Sig Figs? 0.500260
What is 6?
400
Name the units for frequency.
What is Hertz?
500
Light waves travel at the speed of light (3x10^8 m/s). What is the frequency of a light wave with a wavelength of 5 x 10^-9 m)? Your answer should be in scientific notation.
What is 6 x 10^16 Hz?
500
Name the three ways you can create static electricity? Charging by:
What is Friction, Induction, Conduction
500
What is the potential difference if a resistance of 25 ohms produces a current of 250 amps?